/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:22,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:22,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:22,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:22,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:22,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:22,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:22,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:22,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:22,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:22,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:22,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:22,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:22,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:22,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:22,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:22,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:22,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:22,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:22,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:22,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:22,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:22,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:22,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:22,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:22,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:22,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:22,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:22,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:22,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:22,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:22,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:22,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:22,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:22,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:22,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:22,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:22,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:22,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:22,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:22,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:22,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:38:22,929 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:22,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:22,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:22,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:22,931 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:22,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:22,931 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:22,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:22,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:22,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:22,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:22,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:22,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:22,933 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:22,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:22,933 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:22,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:22,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:22,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:22,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:22,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:22,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:22,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:22,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:22,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:22,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:22,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:22,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:22,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:22,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:38:23,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:23,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:23,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:23,299 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:23,299 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:23,300 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2020-07-21 10:38:23,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e17b31213/3c4c350c0788459eac8476a67bd61b35/FLAGe095f0b73 [2020-07-21 10:38:23,979 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:23,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product14.cil.c [2020-07-21 10:38:23,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e17b31213/3c4c350c0788459eac8476a67bd61b35/FLAGe095f0b73 [2020-07-21 10:38:24,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e17b31213/3c4c350c0788459eac8476a67bd61b35 [2020-07-21 10:38:24,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:24,215 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:24,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:24,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:24,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:24,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509c9cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24, skipping insertion in model container [2020-07-21 10:38:24,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:24,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:24,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:24,718 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:24,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:24,889 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:24,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24 WrapperNode [2020-07-21 10:38:24,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:24,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:24,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:24,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:24,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... [2020-07-21 10:38:24,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:24,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:24,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:24,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:24,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:25,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:25,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:25,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:38:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 10:38:25,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:25,061 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:25,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:25,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:25,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:25,064 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:25,065 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:25,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:25,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:25,068 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:25,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:38:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 10:38:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:25,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:26,087 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:26,087 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:26,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:26 BoogieIcfgContainer [2020-07-21 10:38:26,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:26,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:26,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:26,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:26,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:24" (1/3) ... [2020-07-21 10:38:26,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775d2acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:26, skipping insertion in model container [2020-07-21 10:38:26,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:24" (2/3) ... [2020-07-21 10:38:26,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775d2acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:26, skipping insertion in model container [2020-07-21 10:38:26,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:26" (3/3) ... [2020-07-21 10:38:26,101 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product14.cil.c [2020-07-21 10:38:26,112 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:26,121 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:26,135 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:26,160 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:26,161 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:26,161 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:26,161 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:26,161 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:26,161 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:26,161 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:26,162 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:26,185 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2020-07-21 10:38:26,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:26,195 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:26,197 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:26,197 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:26,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:26,203 INFO L82 PathProgramCache]: Analyzing trace with hash -2005015922, now seen corresponding path program 1 times [2020-07-21 10:38:26,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:26,213 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1782701821] [2020-07-21 10:38:26,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:26,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:26,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:26,541 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:26,543 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1782701821] [2020-07-21 10:38:26,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:26,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:26,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049411897] [2020-07-21 10:38:26,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:26,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:26,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:26,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:26,568 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 2 states. [2020-07-21 10:38:26,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:26,611 INFO L93 Difference]: Finished difference Result 228 states and 281 transitions. [2020-07-21 10:38:26,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:26,612 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:26,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:26,624 INFO L225 Difference]: With dead ends: 228 [2020-07-21 10:38:26,624 INFO L226 Difference]: Without dead ends: 116 [2020-07-21 10:38:26,628 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:26,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-21 10:38:26,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2020-07-21 10:38:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-21 10:38:26,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2020-07-21 10:38:26,683 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2020-07-21 10:38:26,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:26,684 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2020-07-21 10:38:26,684 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:26,684 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2020-07-21 10:38:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:26,688 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:26,688 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:26,904 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:26,904 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:26,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:26,905 INFO L82 PathProgramCache]: Analyzing trace with hash 462950838, now seen corresponding path program 1 times [2020-07-21 10:38:26,906 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:26,906 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1623674977] [2020-07-21 10:38:26,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:27,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:27,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:27,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:27,170 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1623674977] [2020-07-21 10:38:27,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:27,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:27,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079979628] [2020-07-21 10:38:27,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:27,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:27,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:27,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,174 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 3 states. [2020-07-21 10:38:27,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:27,193 INFO L93 Difference]: Finished difference Result 173 states and 199 transitions. [2020-07-21 10:38:27,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:27,193 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:27,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:27,196 INFO L225 Difference]: With dead ends: 173 [2020-07-21 10:38:27,196 INFO L226 Difference]: Without dead ends: 107 [2020-07-21 10:38:27,197 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-07-21 10:38:27,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-07-21 10:38:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-21 10:38:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2020-07-21 10:38:27,216 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2020-07-21 10:38:27,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:27,217 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2020-07-21 10:38:27,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2020-07-21 10:38:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:27,225 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:27,225 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:27,443 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,444 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:27,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:27,444 INFO L82 PathProgramCache]: Analyzing trace with hash -152361795, now seen corresponding path program 1 times [2020-07-21 10:38:27,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:27,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653485160] [2020-07-21 10:38:27,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:27,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:27,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:27,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:27,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653485160] [2020-07-21 10:38:27,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:27,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:27,742 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575359669] [2020-07-21 10:38:27,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:27,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:27,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:27,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,743 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 3 states. [2020-07-21 10:38:27,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:27,781 INFO L93 Difference]: Finished difference Result 186 states and 217 transitions. [2020-07-21 10:38:27,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:27,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:27,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:27,785 INFO L225 Difference]: With dead ends: 186 [2020-07-21 10:38:27,785 INFO L226 Difference]: Without dead ends: 107 [2020-07-21 10:38:27,789 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:27,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-07-21 10:38:27,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-07-21 10:38:27,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-21 10:38:27,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 121 transitions. [2020-07-21 10:38:27,816 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 121 transitions. Word has length 65 [2020-07-21 10:38:27,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:27,818 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 121 transitions. [2020-07-21 10:38:27,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:27,819 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2020-07-21 10:38:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 10:38:27,821 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:27,822 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:38:28,034 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:28,035 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:28,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:28,036 INFO L82 PathProgramCache]: Analyzing trace with hash -118162915, now seen corresponding path program 1 times [2020-07-21 10:38:28,036 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:28,037 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [799419187] [2020-07-21 10:38:28,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:28,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:28,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:28,316 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:28,316 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [799419187] [2020-07-21 10:38:28,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:28,317 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:28,321 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336212078] [2020-07-21 10:38:28,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:28,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:28,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:28,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:28,323 INFO L87 Difference]: Start difference. First operand 107 states and 121 transitions. Second operand 6 states. [2020-07-21 10:38:28,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:28,536 INFO L93 Difference]: Finished difference Result 164 states and 192 transitions. [2020-07-21 10:38:28,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:28,536 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2020-07-21 10:38:28,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:28,538 INFO L225 Difference]: With dead ends: 164 [2020-07-21 10:38:28,538 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:28,539 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:38:28,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:28,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:28,540 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-07-21 10:38:28,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:28,541 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:28,541 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:28,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:28,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:28,751 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:29,233 INFO L268 CegarLoopResult]: For program point L280(lines 280 284) no Hoare annotation was computed. [2020-07-21 10:38:29,233 INFO L268 CegarLoopResult]: For program point L280-1(lines 280 284) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 249 304) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L274-2(lines 274 295) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point L296(lines 273 297) no Hoare annotation was computed. [2020-07-21 10:38:29,234 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 249 304) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 249 304) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 305 364) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L337(lines 337 341) no Hoare annotation was computed. [2020-07-21 10:38:29,235 INFO L268 CegarLoopResult]: For program point L337-1(lines 337 341) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 305 364) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 305 364) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point L331-2(lines 331 356) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L268 CegarLoopResult]: For program point L357(lines 330 358) no Hoare annotation was computed. [2020-07-21 10:38:29,236 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 895 901) the Hoare annotation is: true [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 895 901) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 902 910) no Hoare annotation was computed. [2020-07-21 10:38:29,237 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 902 910) the Hoare annotation is: true [2020-07-21 10:38:29,237 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 902 910) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-21 10:38:29,238 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2020-07-21 10:38:29,238 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2020-07-21 10:38:29,239 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2020-07-21 10:38:29,240 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2020-07-21 10:38:29,241 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L271 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: true [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-07-21 10:38:29,241 INFO L268 CegarLoopResult]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L271 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: true [2020-07-21 10:38:29,242 INFO L268 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2020-07-21 10:38:29,242 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 173 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,243 INFO L264 CegarLoopResult]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,243 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 173 195) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L264 CegarLoopResult]: At program point L185-1(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point L183(lines 183 190) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point L183-1(lines 183 190) no Hoare annotation was computed. [2020-07-21 10:38:29,244 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-21 10:38:29,245 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,245 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,245 INFO L264 CegarLoopResult]: At program point L179-1(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 173 195) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 127 150) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 127 150) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 127 150) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-07-21 10:38:29,246 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-21 10:38:29,247 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 599 605) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 599 605) the Hoare annotation is: true [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 632 639) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 632 639) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 632 639) no Hoare annotation was computed. [2020-07-21 10:38:29,248 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 676 684) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 676 684) the Hoare annotation is: true [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 676 684) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point L704(lines 704 712) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point L704-2(lines 704 712) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point L692(lines 692 700) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point L692-2(lines 692 700) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 685 720) no Hoare annotation was computed. [2020-07-21 10:38:29,249 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 685 720) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 685 720) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 888 894) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 888 894) the Hoare annotation is: true [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 203 248) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 203 248) no Hoare annotation was computed. [2020-07-21 10:38:29,250 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 203 248) no Hoare annotation was computed. [2020-07-21 10:38:29,251 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 516 561) no Hoare annotation was computed. [2020-07-21 10:38:29,251 INFO L268 CegarLoopResult]: For program point L536(lines 536 543) no Hoare annotation was computed. [2020-07-21 10:38:29,251 INFO L268 CegarLoopResult]: For program point L530(lines 530 550) no Hoare annotation was computed. [2020-07-21 10:38:29,252 INFO L268 CegarLoopResult]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2020-07-21 10:38:29,252 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 516 561) no Hoare annotation was computed. [2020-07-21 10:38:29,252 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 516 561) no Hoare annotation was computed. [2020-07-21 10:38:29,256 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 159 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,256 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 159 169) no Hoare annotation was computed. [2020-07-21 10:38:29,256 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 159 169) no Hoare annotation was computed. [2020-07-21 10:38:29,257 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,257 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 665 675) the Hoare annotation is: true [2020-07-21 10:38:29,257 INFO L271 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: true [2020-07-21 10:38:29,257 INFO L268 CegarLoopResult]: For program point L670-1(line 670) no Hoare annotation was computed. [2020-07-21 10:38:29,258 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 665 675) no Hoare annotation was computed. [2020-07-21 10:38:29,258 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 665 675) no Hoare annotation was computed. [2020-07-21 10:38:29,258 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 657 664) the Hoare annotation is: true [2020-07-21 10:38:29,258 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 657 664) no Hoare annotation was computed. [2020-07-21 10:38:29,258 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 657 664) no Hoare annotation was computed. [2020-07-21 10:38:29,258 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 607 631) no Hoare annotation was computed. [2020-07-21 10:38:29,258 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 607 631) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,258 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,259 INFO L268 CegarLoopResult]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2020-07-21 10:38:29,259 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,259 INFO L264 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,259 INFO L268 CegarLoopResult]: For program point L615(lines 615 623) no Hoare annotation was computed. [2020-07-21 10:38:29,266 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,267 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-07-21 10:38:29,267 INFO L268 CegarLoopResult]: For program point L611(lines 611 628) no Hoare annotation was computed. [2020-07-21 10:38:29,267 INFO L264 CegarLoopResult]: At program point L865(lines 820 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,267 INFO L264 CegarLoopResult]: At program point L832(line 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,267 INFO L264 CegarLoopResult]: At program point testENTRY(lines 810 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,268 INFO L268 CegarLoopResult]: For program point L830(lines 830 836) no Hoare annotation was computed. [2020-07-21 10:38:29,268 INFO L268 CegarLoopResult]: For program point L830-1(lines 830 836) no Hoare annotation was computed. [2020-07-21 10:38:29,268 INFO L268 CegarLoopResult]: For program point testFINAL(lines 810 875) no Hoare annotation was computed. [2020-07-21 10:38:29,268 INFO L268 CegarLoopResult]: For program point L822(lines 822 826) no Hoare annotation was computed. [2020-07-21 10:38:29,268 INFO L264 CegarLoopResult]: At program point L868(lines 819 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,271 INFO L268 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2020-07-21 10:38:29,271 INFO L264 CegarLoopResult]: At program point L858-2(lines 850 863) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,272 INFO L268 CegarLoopResult]: For program point L821(lines 820 867) no Hoare annotation was computed. [2020-07-21 10:38:29,272 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,272 INFO L268 CegarLoopResult]: For program point L850(lines 850 863) no Hoare annotation was computed. [2020-07-21 10:38:29,272 INFO L264 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,272 INFO L268 CegarLoopResult]: For program point L840(lines 840 846) no Hoare annotation was computed. [2020-07-21 10:38:29,272 INFO L268 CegarLoopResult]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2020-07-21 10:38:29,272 INFO L268 CegarLoopResult]: For program point testEXIT(lines 810 875) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 470 515) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 470 515) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 470 515) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point L490(lines 490 497) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point L484(lines 484 504) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point L484-1(lines 484 504) no Hoare annotation was computed. [2020-07-21 10:38:29,273 INFO L268 CegarLoopResult]: For program point L785(lines 785 793) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point L785-2(lines 785 793) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 777 799) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 777 799) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 777 799) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point L417(lines 416 436) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point L448-1(line 448) no Hoare annotation was computed. [2020-07-21 10:38:29,275 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 367 469) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L413(lines 413 454) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L391(lines 391 395) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L455(lines 455 466) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 367 469) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L416-2(lines 416 436) no Hoare annotation was computed. [2020-07-21 10:38:29,276 INFO L268 CegarLoopResult]: For program point L437(lines 415 438) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 367 469) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point L396(lines 396 412) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point L456(lines 456 463) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 878 887) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 878 887) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 878 887) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,277 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:29,278 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,278 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 640 656) no Hoare annotation was computed. [2020-07-21 10:38:29,278 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-07-21 10:38:29,278 INFO L268 CegarLoopResult]: For program point L651-1(lines 640 656) no Hoare annotation was computed. [2020-07-21 10:38:29,278 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 640 656) no Hoare annotation was computed. [2020-07-21 10:38:29,278 INFO L268 CegarLoopResult]: For program point L647(lines 647 653) no Hoare annotation was computed. [2020-07-21 10:38:29,279 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-07-21 10:38:29,279 INFO L268 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2020-07-21 10:38:29,279 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 800 808) the Hoare annotation is: true [2020-07-21 10:38:29,279 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 800 808) no Hoare annotation was computed. [2020-07-21 10:38:29,279 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 800 808) no Hoare annotation was computed. [2020-07-21 10:38:29,279 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 756 767) the Hoare annotation is: true [2020-07-21 10:38:29,279 INFO L268 CegarLoopResult]: For program point L760-1(lines 756 767) no Hoare annotation was computed. [2020-07-21 10:38:29,280 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 756 767) no Hoare annotation was computed. [2020-07-21 10:38:29,280 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,280 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,280 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,280 INFO L268 CegarLoopResult]: For program point L577(lines 575 597) no Hoare annotation was computed. [2020-07-21 10:38:29,280 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 572 598) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,280 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,281 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 572 598) no Hoare annotation was computed. [2020-07-21 10:38:29,281 INFO L264 CegarLoopResult]: At program point L586(lines 586 592) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:38:29,281 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 572 598) no Hoare annotation was computed. [2020-07-21 10:38:29,281 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:29,281 INFO L268 CegarLoopResult]: For program point L579(lines 575 597) no Hoare annotation was computed. [2020-07-21 10:38:29,281 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 94 123) no Hoare annotation was computed. [2020-07-21 10:38:29,281 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 94 123) the Hoare annotation is: true [2020-07-21 10:38:29,281 INFO L271 CegarLoopResult]: At program point L119(lines 94 123) the Hoare annotation is: true [2020-07-21 10:38:29,282 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-21 10:38:29,282 INFO L268 CegarLoopResult]: For program point L108(lines 108 112) no Hoare annotation was computed. [2020-07-21 10:38:29,282 INFO L271 CegarLoopResult]: At program point L108-1(lines 108 112) the Hoare annotation is: true [2020-07-21 10:38:29,282 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-21 10:38:29,282 INFO L271 CegarLoopResult]: At program point L104-2(lines 104 118) the Hoare annotation is: true [2020-07-21 10:38:29,283 INFO L271 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: true [2020-07-21 10:38:29,283 INFO L268 CegarLoopResult]: For program point L100-1(line 100) no Hoare annotation was computed. [2020-07-21 10:38:29,283 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 768 776) the Hoare annotation is: true [2020-07-21 10:38:29,283 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 768 776) no Hoare annotation was computed. [2020-07-21 10:38:29,283 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 768 776) no Hoare annotation was computed. [2020-07-21 10:38:29,284 INFO L268 CegarLoopResult]: For program point L736-1(lines 732 743) no Hoare annotation was computed. [2020-07-21 10:38:29,284 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 732 743) the Hoare annotation is: true [2020-07-21 10:38:29,284 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 732 743) no Hoare annotation was computed. [2020-07-21 10:38:29,284 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 151 157) no Hoare annotation was computed. [2020-07-21 10:38:29,285 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 151 157) the Hoare annotation is: true [2020-07-21 10:38:29,285 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,285 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:29,285 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:29,285 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:29,285 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 721 728) no Hoare annotation was computed. [2020-07-21 10:38:29,286 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 721 728) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:29,286 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 721 728) no Hoare annotation was computed. [2020-07-21 10:38:29,286 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 744 755) no Hoare annotation was computed. [2020-07-21 10:38:29,286 INFO L268 CegarLoopResult]: For program point L748-1(lines 744 755) no Hoare annotation was computed. [2020-07-21 10:38:29,286 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 744 755) the Hoare annotation is: true [2020-07-21 10:38:29,286 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 912 919) no Hoare annotation was computed. [2020-07-21 10:38:29,286 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-21 10:38:29,287 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 912 919) the Hoare annotation is: true [2020-07-21 10:38:29,289 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 912 919) no Hoare annotation was computed. [2020-07-21 10:38:29,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:29 BoogieIcfgContainer [2020-07-21 10:38:29,309 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:29,312 INFO L168 Benchmark]: Toolchain (without parser) took 5096.55 ms. Allocated memory was 138.9 MB in the beginning and 248.5 MB in the end (delta: 109.6 MB). Free memory was 102.8 MB in the beginning and 114.9 MB in the end (delta: -12.1 MB). Peak memory consumption was 97.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,314 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory is still 121.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 10:38:29,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.16 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 102.4 MB in the beginning and 171.7 MB in the end (delta: -69.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,318 INFO L168 Benchmark]: Boogie Preprocessor took 94.15 ms. Allocated memory is still 203.9 MB. Free memory was 171.7 MB in the beginning and 167.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,324 INFO L168 Benchmark]: RCFGBuilder took 1107.64 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 167.7 MB in the beginning and 199.7 MB in the end (delta: -32.0 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,325 INFO L168 Benchmark]: TraceAbstraction took 3215.04 ms. Allocated memory was 237.5 MB in the beginning and 248.5 MB in the end (delta: 11.0 MB). Free memory was 197.9 MB in the beginning and 114.9 MB in the end (delta: 83.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:29,328 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory is still 121.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.16 ms. Allocated memory was 138.9 MB in the beginning and 203.9 MB in the end (delta: 65.0 MB). Free memory was 102.4 MB in the beginning and 171.7 MB in the end (delta: -69.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.15 ms. Allocated memory is still 203.9 MB. Free memory was 171.7 MB in the beginning and 167.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1107.64 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 167.7 MB in the beginning and 199.7 MB in the end (delta: -32.0 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3215.04 ms. Allocated memory was 237.5 MB in the beginning and 248.5 MB in the end (delta: 11.0 MB). Free memory was 197.9 MB in the beginning and 114.9 MB in the end (delta: 83.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 820]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((0 == pumpRunning && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 475 SDtfs, 158 SDslu, 328 SDs, 0 SdLazy, 58 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 255 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 399 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 234 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 25561 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2859 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...